吡咯, 噻酚和呋喃的情况就是这样.Such is the case in pyrrole, thiophene, and furan.研究结果表明关键步骤为原料 4- 甲基 -2, 3- 呋喃二酮的合成.It'shows that the key step is the synthesis of 4 - methyl - dihydro - furan - 2 , 3 - dione.用糠醇和糠醛缩聚制备了新型呋喃树脂.A n...
It is a movie that engages both the mind and the eye.这是一部令人赏心悦目的影片。She engages in friendly banter with her customers.她常和顾客逗乐.This farm engages in animal - breeding and agriculture.这个农场农牧业都搞....
厚厚的棉花填塞物紧紧围住装在盒子中的贵重花瓶.Thick cotton padding embedded the precious vase in its box.结果显效36例, 有效17例, 仅2例于术后1年填塞物脱出,经治疗亦好转.Results 36 cases were significantly effective , 17 cases effective, and only 2 cases with stuffing pr...
"Poison" took first prize at the 1991 Sundance Film Festival.《毒药》在1991年的圣丹斯电影节上获得一等奖。And just like Butch and Sundance we'll ride until the dawn.就像Butch和Sundance,我们会行驶到黎明.BUTCH AND SUNDANCE continuing to ride.布奇和桑德斯继...
Singapore Airlines is rumoured to be bidding for a management contract to run both airports...据传,新加坡航空公司正在争取签下两家机场的经营权。Her parents are rumoured to be on the verge of splitting up.据说她的父母快要离婚了。It was rumoured that he had b...
Bravo Sport : Und umgekehrt, Lukas, was hat dir Bastian voraus?小猪: 他不会对任何事伤脑筋,总是很直接.Guck Dir meine Visitenkarte an.自己看名片吧.Timing DIR coupler is defined as generalization and restraint in this paper.本文中给定时DIR成色剂从广义、狭义两方面下...